Blankensee was formerly part of the German Empire. In the German Empire, the place was called Blankensee.
The place is now called Ryczków and belongs to Poland.
Historical place name | Country | Administration | Time |
---|---|---|---|
Blankensee | German Empire | Krotoschin | before the Versailles Treaty |
Ryczków, Gajówka | Poland | Krotoszyn | after the Versailles Treaty |
Blankensee | German Empire | Krotoschin | 1939 |
Ryczków | Poland | Krotoszyn | 1945 |
Ryczków | Poland | Kalisz | 1992 |